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MCAC-KTSM-2012-02
4-way cassette FCU
Contents
1. Introduction ................................................................................ 2
2. Nomenclature ............................................................................. 3
3. Product Schedule ....................................................................... 4
4. External Appearance ................................................................. 5
5. Features ...................................................................................... 6
6. Specifications ............................................................................. 7
7. Dimension ................................................................................... 9
8. Service Spaces ......................................................................... 10
9. Wiring Diagrams ....................................................................... 11
10. Capacity Tables ...................................................................... 13
11. Exploded View ........................................................................ 21
12. Troubleshooting ..................................................................... 25
13. Installation .............................................................................. 26
 

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Table of Contents
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Summary of Contents for Midea MKA-600R

  • Page 1: Table Of Contents

    MCAC-KTSM-2012-02 4-way cassette FCU Contents 1. Introduction ................2 2. Nomenclature ................3 3. Product Schedule ............... 4 4. External Appearance ..............5 5. Features ..................6 6. Specifications ................7 7. Dimension ................... 9 8. Service Spaces ................. 10 9.
  • Page 2: Introduction

    ® commercial AC fan coil is designed and manufactured on the base of advanced technology, and Midea utilize qualified galvanized iron as material. Due to its supper-thin design, it has such advantages: beautiful outlook, space saving, easy installation, etc. And the most obvious advantage is that it can decrease the outlet air Temp-difference as low as possible to make room more comfortable, as well as don’t decrease...
  • Page 3: Nomenclature

    4-way cassette FCU 2. Nomenclature M K A – 600R A Function Code A With Electrical Heater - Without Electrical Heater R Remote Control Nominal Air Volume (CFM) Type Code A 4-way Cassette Chilled Water Fan Coil Unit Midea Nomenclature...
  • Page 4: Product Schedule

    4-way cassette FCU MCAC-KTSM-2012-02 3. Product Schedule Air volume Auxiliary Electrical Model Power supply (CFM) Heater MKA-600R MKA-750R MKA-850R 220~240V-1Ph-50Hz Without MKA-950R MKA-1200R 1200 MKA-1500R 1500 MKA-600RA MKA-750RA MKA-850RA 220~240V-1Ph-50Hz With MKA-950RA MKA-1200RA 1200 Product Schedule...
  • Page 5: External Appearance

    MCAC-KTSM-2 2012-02 4-wa ay cassette FC CU 4. External l Appearan nce External Appe earance...
  • Page 6: Features

    -way cassette e FCU MCAC -KTSM-2012- 5. Features   Capacity y range: 600 0CFM to 150 00CFM 4-way ai r supply pan nel is standa ard, 360°ai ir supply pan nel is option   Curre ent Panel 360°Pa anel ...
  • Page 7: Specifications

    MCAC-KTSM-2012-02 4-way cassette FCU 6. Specifications 600R(A) 750R(A) 850R(A) Model MKA- 1000 1250 1400 High 1060 1190 Air Volume 1010 Cooling Capacity (Hi/Med/Lo) 5.7/4.73/3.96 7/5.62/4.72 7.27/6.46/5.71 Heating Capacity (Hi/Med/Lo) 9.66/7.72/6.27 11.55/9.24/7.51 12.42/9.93/8.07 Electrical Auxiliary Heater (EAH) 2100 2100 2850 Power Input Noise (Hi/Med/Lo) dB(A) 45/41/36...
  • Page 8 4-way cassette FCU MCAC-KTSM-2012-02 Specifications 950R(A) 1200R(A) 1500R Model MKA- 1600 2000 2550 High 1180 1500 1360 1700 2170 Air Volume 1000 1280 1150 1440 1840 1080 Cooling Capacity (Hi/Med/Lo) 8.22/7.39/6.54 10.39/9.25/8.2 12.9/11.51/10.21 Heating Capacity (Hi/Med/Lo) 13.85/11.08/9 17.58/14.06/11.42 17.6/14.08/11.44 Electrical Auxiliary Heater (EAH) 2850 2850 Power Input...
  • Page 9: Dimension

    MCAC-KTSM-2 2012-02 4-wa ay cassette FC 7. Dimensi 600CFM, 750CFM >26 850CFM M, 950CFM, 1 1200CFM, 150 00CFM >33 Dimension...
  • Page 10: Service Spaces

    -way cassette e FCU MCAC -KTSM-2012- 8. Service Spaces 600CFM, 750CFM >26 850CFM M, 950CFM, 1 1200CFM, 150 00CFM >33 Service Space...
  • Page 11: Wiring Diagrams

    MCAC-KTSM-2 2012-02 4-wa ay cassette FC CU 9. Wiring D Diagrams .1 MKA-600 0R、MKA-75 50R、MKA- 850R、MKA A-950R、MK KA-1200R、 MKA-1500 Wiring Diagra...
  • Page 12 -way cassette e FCU MCAC -KTSM-2012- .2 MKA-600 0RA、MKA-7 750RA、MK KA-850RA、 MKA-950R RA、MKA-12 200RA ring Diagrams...
  • Page 13: Capacity Tables

    DB: Dry Bulb Temp. (℃); WB: Wet Bulb Temp. (℃); TC: Total Cooling Capacity (kW); SC: Sensible Cooling Capacity (kW); WF: Water Flow (m /h); WPD: Water Pressure Drop (kPa) MKA-600R(A) Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 7.26...
  • Page 14 4-way cassette FCU MCAC-KTSM-2012-02 MKA-750R(A) Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 8.92 5.37 2.56 113.7 8.18 5.91 2.35 95.6 8.74 5.61 2.50 109.1 9.24 5.36 2.65 122.0 9.76 5.12 2.80 136.0 8.58 5.21 1.84 59.1...
  • Page 15 MCAC-KTSM-2012-02 4-way cassette FCU MKA-850R(A) Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 9.26 5.58 2.66 121.8 8.50 6.14 2.44 102.5 9.07 5.82 2.60 116.9 9.60 5.57 2.75 130.8 10.13 5.32 2.91 145.7 8.91 5.41 1.91 63.3...
  • Page 16 4-way cassette FCU MCAC-KTSM-2012-02 MKA-950R(A) Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 10.47 6.31 3.00 140.7 9.61 6.94 2.75 118.4 10.26 6.58 2.94 135.0 10.85 6.30 3.11 151.1 11.46 6.01 3.28 168.4 10.07 6.12 2.17 73.2 9.25...
  • Page 17 MCAC-KTSM-2012-02 4-way cassette FCU MKA-1200R(A) Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 13.24 7.98 3.80 198.4 12.14 8.77 3.48 167.0 12.97 8.32 3.72 190.4 13.72 7.96 3.93 213.1 14.48 7.60 4.15 237.5 12.73 7.74 2.74 103.2 11.69 8.50 2.51...
  • Page 18 4-way cassette FCU MCAC-KTSM-2012-02 MKA-1500R Air inlet condition ∆t DB:26.7 WB:19.4 DB:27 WB:18 DB:27 WB:19 DB:27 WB:20 DB:29 WB:21 16.44 9.90 4.71 180.4 15.08 10.89 4.32 151.8 16.10 10.33 4.62 173.1 17.03 9.88 4.88 193.7 17.98 9.44 5.15 215.9 15.80 9.61 3.40 93.8 14.52 10.55 3.12 79.2 15.54 10.03 3.34...
  • Page 19 MCAC-KTSM-2012-02 4-way cassette FCU Heating Capacity: For T3 models: Remark: Δt: Temperature Difference (℃) ; TH: Total Heating Capacity (kW); WF: Water Flow (m /h); WPD: Water Pressure Drop Air inlet temp. (20℃ DB) Water inlet temp. (℃) ∆t WF WPD TH WF WPD WF WPD TH WF WPD TH...
  • Page 20 4-way cassette FCU MCAC-KTSM-2012-02 1500 Air inlet temp. (20℃ DB) Water inlet temp. (℃) ∆t WF WPD TH WF WPD WF WPD TH WF WPD TH WF WPD WF WPD 13.0 16.4 15.0 19.8 21.9 23.3 2.0 30.3 26.6 39.6 30.0 50.2 10.3...
  • Page 21: Exploded View

    MCAC-KTSM-2 2012-02 4-wa ay cassette FC CU 1. Explod ed View MKA-600R, MKA-750 0R, MKA-8 850R, MKA A-950R, M MKA-1200R, , MKA-150 Exploded View...
  • Page 22 4-way cassette FCU MCAC-KTSM-2012-02 Part Name Part Name Electric control box head cover I Wire clip Electric control box head cover II Drip tray assembly Electric control box assembly of indoor unit Evaporator fixing hook Electric control box welded assembly Water pump baffle plate Transformer Water drain pump subassembly...
  • Page 23 MCAC-KTSM-2 2012-02 4-wa ay cassette FC CU A、MKA-750 0RA、MKA- -850RA、M KA-950RA、 、MKA-1200 0RA MKA-600RA Exploded View...
  • Page 24 4-way cassette FCU MCAC-KTSM-2012-02 Part Name Part Name Electric control box head cover I Tandem, wire Electric control box head cover II Wire clip Electric control box assembly of indoor unit Drip tray assembly Electric control box welded assembly Evaporator fixing hook Voltage transformer Water pump baffle plate Supporter of electrical heater...
  • Page 25: Troubleshooting

    MCAC-KTSM-2012-02 4-way cassette FCU 12. Troubleshooting Operation Timer Defrosting Alarm Error Malfunction lamp lamp lamp lamp code Room temp. sensor checking channel is abnormal ☆ Evaporator pipe temp. sensor checking channel is ☆ abnormal EEPROM malfunction ☆ ☆ Water-level switch malfunction ☆...
  • Page 26: Installation

    4-way cassette FCU MCAC-KTSM-2012-02 13. Installation 13.1 Before Installation Please check whether the accessories are of full scope. If there are some fittings free from use, please restore them carefully.   13.2 Installation space (Refer to fig.1, fig.2, fig.3 and table 1 for specification.) The indoor unit should be installed in a location that meets the following requirements: ...
  • Page 27 MCAC-KTSM-2012-02 4-way cassette FCU  Face the concave side of the installation hooks toward the expansible hooks. Determine the length of the installation hooks from the height of ceiling, and then cut off the unnecessary part. If the ceiling is extremely high, please determine the length of the installation hook according to facts. ...
  • Page 28 4-way cassette FCU MCAC-KTSM-2012-02 Installation...
  • Page 29 MCAC-KTSM-2 2012-02 4-wa ay cassette FC CU nstallation...
  • Page 30 4-way cassette FCU MCAC-KTSM-2012-02 13.5 Install the Panel Caution: Never put the panel face down on floor or against the wall, or on bulgy objects. Never crash or strike it. (1) Remove the air inlet grill. Slide two grid switches toward the middle at the same time, and then pull them up. (Refer to fig. 9) Draw the grid up to an angle of about 45o, and remove it.
  • Page 31 MCAC-KTSM-2012-02 4-way cassette FCU  When connect a lengthen drainpipe, apply protective tube to wrap its indoor parts for ensuring the lengthen part connected tightly.  In case the drainpipe outlet is higher than pumping connective pipe of the main body, the drainpipe must be arranged upwards vertically by using connective assembly of the water outlet for vertical bending, and the height of the drainpipe shall set to the defrosting pan surface no more than 1000mm, otherwise, too much backflow while shutdown would leads to overflow (Refer to Fig.6-2).
  • Page 32 4-way cassette FCU MCAC-KTSM-2012-02 the water lever can't come down below to the limited water lever, the air conditioner will stop. Restart it until turn off the power and drain off all the water. Turn off the power, drain the water away. ...
  • Page 33 MCAC-KTSM-2012-02 4-way cassette FCU 13.7.2 Wiring figure Note: If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard. Installation...
  • Page 34 4-way cassette FCU MCAC-KTSM-2012-02 13.8 Test operation  The test operation must be carried out after the entire installation has been completed. Please confirm the following points before the test operation:  The indoor unit and outdoor unit are installed properly. Tubing and wiring are correctly completed.

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